/**
* print log, such as : "[2009-06-12 12:00]  session begin"
* varible : str , need write by console
*/
function LOGCAT(str)
{
    ////////////////////////need modify//////////////////////////////////
    if(true)
	{
        console.log('[' + getCurrentTime() + ']  ' + str);
	}
}

/**
* get current time, such as : "2009-06-12 12:00"
*/
function getCurrentTime()
{ 
    var now = new Date();
       
    var year = now.getFullYear();      
    var month = now.getMonth() + 1;    
    var day = now.getDate();           
       
    var hh = now.getHours();          
    var mm = now.getMinutes();          
       
    var clock = year + "-";
       
    if(month < 10)
        clock += "0";
       
    clock += month + "-";
       
    if(day < 10)
        clock += "0";
           
    clock += day + " ";
       
    if(hh < 10)
        clock += "0";
           
    clock += hh + ":";
    if (mm < 10) 
	    clock += '0'; 
    
	clock += mm; 
    return(clock); 
} 